Home / 109,717.80-164,559.90-34,828.18

Finding the Fourth Proportional to 109,717.80, 164,559.90 and 34,828.18

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Solution

The fourth proportional to 109,717.80, 164,559.90 and 34,828.18 is: 52,236.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,717.80 : 164,559.90 = 34,828.18 : x
  2. Step 2: Convert to fraction form
    109,717.80/164,559.90 = 34,828.18/x
  3. Step 3: Cross multiply
    109,717.80x = 164,559.90 × 34,828.18
  4. Step 4: Simplify right side
    109,717.80x = 5,731,321,817.98
  5. Step 5: Solve for x
    x = 5,731,321,817.98/109,717.80
  6. Step 6: Final answer
    x = 52,236.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.